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Patek Philippe Yellow Gold Aquanaut Ref. 5065

Patek Philippe Yellow Gold Aquanaut Ref. 5065

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Patek Philippe - Patek Philippe Yellow Gold Aquanaut Watch - The Keystone Watches

Patek Philippe Yellow Gold Aquanaut Watch

Patek Philippe Yellow Gold Aquanaut Watch

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Patek Philippe - Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 - The Keystone Watches

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

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Patek Philippe - Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 - The Keystone Watches

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

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Patek Philippe - Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 - The Keystone Watches

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

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Patek Philippe - Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 - The Keystone Watches

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

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Patek Philippe - Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 - The Keystone Watches

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

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Patek Philippe - Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 (New Arrival) - The Keystone Watches

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 (New Arrival)

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 (New Arrival)

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Patek Philippe - Patek Philippe Yellow Gold Asymmetrical Watch, Ref. 3270, Designed by Gilbert Albert - The Keystone Watches

Patek Philippe Yellow Gold Asymmetrical Watch, Ref. 3270, Designed by Gilbert Albert

Patek Philippe Yellow Gold Asymmetrical Watch, Ref. 3270, Designed by Gilbert Albert

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Patek Philippe - Patek Philippe Yellow Gold Automatic Bracelet Watch - The Keystone Watches

Patek Philippe Yellow Gold Automatic Bracelet Watch

Patek Philippe Yellow Gold Automatic Bracelet Watch

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Patek Philippe - Patek Philippe Yellow Gold Automatic Bracelet Watch Ref. 3604 - The Keystone Watches

Patek Philippe Yellow Gold Automatic Bracelet Watch Ref. 3604

Patek Philippe Yellow Gold Automatic Bracelet Watch Ref. 3604

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Patek Philippe - Patek Philippe Yellow Gold Automatic Calatrava Ref. 3601 - The Keystone Watches

Patek Philippe Yellow Gold Automatic Calatrava Ref. 3601

Patek Philippe Yellow Gold Automatic Calatrava Ref. 3601

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Patek Philippe - Patek Philippe Yellow Gold Automatic Calatrava Watch Ref. 3439 - The Keystone Watches

Patek Philippe Yellow Gold Automatic Calatrava Watch Ref. 3439

Patek Philippe Yellow Gold Automatic Calatrava Watch Ref. 3439

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Patek Philippe Yellow Gold Automatic Ellipse Ref. 3738

Patek Philippe Yellow Gold Automatic Ellipse Ref. 3738

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Patek Philippe - Patek Philippe Yellow Gold Automatic Golden Ellipse Watch Ref. 3874 - The Keystone Watches

Patek Philippe Yellow Gold Automatic Golden Ellipse Watch Ref. 3874

Patek Philippe Yellow Gold Automatic Golden Ellipse Watch Ref. 3874

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Patek Philippe - Patek Philippe Yellow Gold Automatic Watch Ref. 3558 Retailed by Tiffany & Co. - The Keystone Watches

Patek Philippe Yellow Gold Automatic Watch Ref. 3558 Retailed by Tiffany & Co.

Patek Philippe Yellow Gold Automatic Watch Ref. 3558 Retailed by Tiffany & Co.

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Patek Philippe Yellow Gold Automatic Watch Ref. 3604

Patek Philippe Yellow Gold Automatic Watch Ref. 3604

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Patek Philippe Yellow Gold Automatic Watch Ref. 3801

Patek Philippe Yellow Gold Automatic Watch Ref. 3801

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Patek Philippe Yellow Gold Automatic Watch Ref. 3861

Patek Philippe Yellow Gold Automatic Watch Ref. 3861

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Patek Philippe - Patek Philippe Yellow Gold Beta 21 Watch Ref. 3587 - The Keystone Watches

Patek Philippe Yellow Gold Beta 21 Watch Ref. 3587

Patek Philippe Yellow Gold Beta 21 Watch Ref. 3587

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Patek Philippe - Patek Philippe Yellow Gold Blue Enamel Cocktail Watch Ref. 3247 - The Keystone Watches

Patek Philippe Yellow Gold Blue Enamel Cocktail Watch Ref. 3247

Patek Philippe Yellow Gold Blue Enamel Cocktail Watch Ref. 3247

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Patek Philippe Yellow Gold Bracelet Watch Ref. 3491

Patek Philippe Yellow Gold Bracelet Watch Ref. 3491

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Patek Philippe - Patek Philippe Yellow Gold Bracelet Watch Ref. 3588 - The Keystone Watches

Patek Philippe Yellow Gold Bracelet Watch Ref. 3588

Patek Philippe Yellow Gold Bracelet Watch Ref. 3588

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Patek Philippe - Patek Philippe Yellow Gold Bracelet Watch Ref. 3598 - The Keystone Watches

Patek Philippe Yellow Gold Bracelet Watch Ref. 3598

Patek Philippe Yellow Gold Bracelet Watch Ref. 3598

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Patek Philippe - Patek Philippe Yellow Gold Bracelet Watch Ref. 3598 - The Keystone Watches

Patek Philippe Yellow Gold Bracelet Watch Ref. 3598

Patek Philippe Yellow Gold Bracelet Watch Ref. 3598

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Patek Philippe - Patek Philippe Yellow Gold Bracelet Watch Ref. 3860 with Box and Papers - The Keystone Watches

Patek Philippe Yellow Gold Bracelet Watch Ref. 3860 with Box and Papers

Patek Philippe Yellow Gold Bracelet Watch Ref. 3860 with Box and Papers

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Patek Philippe - Patek Philippe Yellow Gold Bracelet Watch Ref. 4241 with Iraqi Coat of Arms - The Keystone Watches

Patek Philippe Yellow Gold Bracelet Watch Ref. 4241 with Iraqi Coat of Arms

Patek Philippe Yellow Gold Bracelet Watch Ref. 4241 with Iraqi Coat of Arms

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Patek Philippe Yellow Gold Calarava Ref. 3919

Patek Philippe Yellow Gold Calarava Ref. 3919

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Patek Philippe - Patek Philippe Yellow Gold Calatrava 3445 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava 3445

Patek Philippe Yellow Gold Calatrava 3445

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Automatic Watch Ref. 3514 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Automatic Watch Ref. 3514

Patek Philippe Yellow Gold Calatrava Automatic Watch Ref. 3514

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Automatic Watch Ref. 3998 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Automatic Watch Ref. 3998

Patek Philippe Yellow Gold Calatrava Automatic Watch Ref. 3998

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Patek Philippe - Patek Philippe Yellow Gold Calatrava ref 3893 with Cream Tiffany & Co. Dial - The Keystone Watches

Patek Philippe Yellow Gold Calatrava ref 3893 with Cream Tiffany & Co. Dial

Patek Philippe Yellow Gold Calatrava ref 3893 with Cream Tiffany & Co. Dial

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Ref. 1471 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Ref. 1471

Patek Philippe Yellow Gold Calatrava Ref. 1471

$9,500 USD
 

Patek Philippe Yellow Gold Calatrava Ref. 2426

Patek Philippe Yellow Gold Calatrava Ref. 2426

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Ref. 2428 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Ref. 2428

Patek Philippe Yellow Gold Calatrava Ref. 2428

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Patek Philippe Yellow Gold Calatrava Ref. 2428

Patek Philippe Yellow Gold Calatrava Ref. 2428

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New Arrivals Preview
 
Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

$23,750 USD
 
Vacheron Constantin - Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL) - The Keystone Watches

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

$155,000 USD
 
Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

$14,500 USD
 
Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

$13,250 USD
 
Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

$16,500 USD
 

Piaget White Gold Altiplano Ref. 90122 with Diamonds and Sapphires (New Arrival)

Piaget White Gold Altiplano Ref. 90122 with Diamonds and Sapphires (New Arrival)

$17,750 USD
Shop all New Arrivals Preview

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Guarantee

Our watches go through a rigorous authentication process in which seasoned experts examine and evaluate the watches. These experts have decades of experience and have authenticated thousands of watches in their lifetime. We guarantee every piece of the watches we offer are 100% authentic. 

CONTACT US

You can reach us by emailing hello@thekeystone.com or call 213-632-9061

We are based in West Hollywood, CA. Please contact us for appointments to view a watch in person. 

We are not authorized sellers of the brands listed on our site. We sell vintage and pre-owned product.

Stay in touch.

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